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    性别:
    <label for="nan"><input type="radio" name="radio" id="nan" />男</label>
    <label for="nv"><input type="radio" name="radio" id="nv" />女</label>
    <br />
    shuzi:
    <label><input type="radio" name="radio2" id="" />1</label>
    <label><input type="radio" name="radio2" id="" />2</label>
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